Harsh 5-4 Downshift and Harsh 1-2 Upshift – 2017 Chevrolet Colorado & GMC Canyon

2017 Chevrolet Colorado

NHTSA ID Number: 10205547 Manufacturer Communication Number: 21NA076   Summary This technical bulletin provides a procedure to repair a worn spring in the transmission to correct the customers concern.     2 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET COLORADO 2017 GMC CANYON 2017   Condition Some customers may comment that their vehicle has developed a harsh … Read more

Pop Noise Heard Coming from Rear Roof of Cab Area – 2019-2020 Chevrolet Silverado & GMC Sierra

2020 Chevrolet Silverado

NHTSA ID Number: 10188399 Manufacturer Communication Number: 21NA018   Summary This technical bulletin provides repair information to correct a customer concern of a pop noise heard coming from the rear roof of cab area.     6 Affected Products Vehicles MAKE MODEL YEAR CHEVROLET SILVERADO 1500 2019-2020 CHEVROLET SILVERADO 2500 2020 GMC SIERRA 1500 2019-2020 GMC SIERRA … Read more

Diagnostic Aid – Surge in EV Mode at a Stop – 2011-2012 Chevrolet Volt

2012 Chevrolet Volt

NHTSA ID Number: 10188400 Manufacturer Communication Number: 21NA019   Summary This service bulletin provides Diagnostic Aid information – Surge in EV Mode at a Stop.     2 Affected Products Vehicle MAKE MODEL YEAR CHEVROLET VOLT 2011-2012   Condition Some customers may comment that there is a vehicle surge at a stop when the vehicle is in … Read more

Information on Accessory All-Weather Floor Liners and Flat Mats Warped or Misshapen – 2021 and Prior GM Passenger Cars and Light Duty Trucks

2021 Chevrolet Camaro

NHTSA ID Number: 10188401 Manufacturer Communication Number: 21NA026   Summary This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.     429 Affected Products Vehicles MAKE MODEL YEAR BUICK CASCADA 2016-2019 BUICK ENCLAVE 2012-2021 BUICK ENCORE 2013-2021 BUICK ENCORE GX 2020-2021 BUICK ENVISION 2016-2021 BUICK LACROSSE 2012-2019 BUICK … Read more

N212351030 Rear Drive Shaft Loss of Propulsion – 2021 Cadillac Escalade, Escalade ESV, Chevrolet Suburban, Tahoe, GMC Yukon, Yukon XL

Chevrolet GMC Cadillac

January 27, 2022 NHTSA CAMPAIGN NUMBER: 22V036000 Rear Wheel Driveshaft Assemblies May Fail Driveshaft failure can cause a sudden loss of drive power, increasing the risk of a crash.   NHTSA Campaign Number: 22V036 Manufacturer General Motors, LLC Components POWER TRAIN Potential Number of Units Affected 1,789   Summary General Motors, LLC (GM) is recalling certain 2021 GMC Yukon, Yukon … Read more